Nakashima Dental Office By appointment only Monday - Friday 10:00 to 18:00 Roppongi U Bldg. 4F 4-5-2 Roppongi Minato-ku, Tokyo Phone : 03-3479-2726 Fax : 03-3479-7947 E-mail : hahaha@dentist-nakashima.jp Public transportation: 3 minute walk from Roppongi Station on the Hibiya and Oedo subway lines. 8 minute walk from Nogizaka Station on the Chiyoda subway line.